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18#ifndef __XFS_BMAP_UTIL_H__
19#define __XFS_BMAP_UTIL_H__
20
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22
23struct xfs_bmbt_irec;
24struct xfs_extent_free_item;
25struct xfs_ifork;
26struct xfs_inode;
27struct xfs_mount;
28struct xfs_trans;
29struct xfs_bmalloca;
30
31int xfs_bmap_rtalloc(struct xfs_bmalloca *ap);
32int xfs_bmap_eof(struct xfs_inode *ip, xfs_fileoff_t endoff,
33 int whichfork, int *eof);
34int xfs_bmap_punch_delalloc_range(struct xfs_inode *ip,
35 xfs_fileoff_t start_fsb, xfs_fileoff_t length);
36
37
38typedef int (*xfs_bmap_format_t)(void **, struct getbmapx *);
39int xfs_getbmap(struct xfs_inode *ip, struct getbmapx *bmv,
40 xfs_bmap_format_t formatter, void *arg);
41
42
43int xfs_bmap_extsize_align(struct xfs_mount *mp, struct xfs_bmbt_irec *gotp,
44 struct xfs_bmbt_irec *prevp, xfs_extlen_t extsz,
45 int rt, int eof, int delay, int convert,
46 xfs_fileoff_t *offp, xfs_extlen_t *lenp);
47void xfs_bmap_adjacent(struct xfs_bmalloca *ap);
48int xfs_bmap_last_extent(struct xfs_trans *tp, struct xfs_inode *ip,
49 int whichfork, struct xfs_bmbt_irec *rec,
50 int *is_empty);
51
52
53int xfs_alloc_file_space(struct xfs_inode *ip, xfs_off_t offset,
54 xfs_off_t len, int alloc_type);
55int xfs_free_file_space(struct xfs_inode *ip, xfs_off_t offset,
56 xfs_off_t len);
57int xfs_zero_file_space(struct xfs_inode *ip, xfs_off_t offset,
58 xfs_off_t len);
59int xfs_collapse_file_space(struct xfs_inode *, xfs_off_t offset,
60 xfs_off_t len);
61int xfs_insert_file_space(struct xfs_inode *, xfs_off_t offset,
62 xfs_off_t len);
63
64
65bool xfs_can_free_eofblocks(struct xfs_inode *ip, bool force);
66int xfs_free_eofblocks(struct xfs_inode *ip);
67
68int xfs_swap_extents(struct xfs_inode *ip, struct xfs_inode *tip,
69 struct xfs_swapext *sx);
70
71xfs_daddr_t xfs_fsb_to_db(struct xfs_inode *ip, xfs_fsblock_t fsb);
72
73#endif
74